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get_phy_c45_ids(9) [centos man page]

GET_PHY_C45_IDS(9)					      Network device support						GET_PHY_C45_IDS(9)

NAME
get_phy_c45_ids - reads the specified addr for its 802.3-c45 IDs. SYNOPSIS
int get_phy_c45_ids(struct mii_bus * bus, int addr, u32 * phy_id, struct phy_c45_device_ids * c45_ids); ARGUMENTS
bus the target MII bus addr PHY address on the MII bus phy_id where to store the ID retrieved. c45_ids where to store the c45 ID information. DESCRIPTION
If the PHY devices-in-package appears to be valid, it and the corresponding identifiers are stored in c45_ids, zero is stored in phy_id. Otherwise 0xffffffff is stored in phy_id. Returns zero on success. COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 GET_PHY_C45_IDS(9)

Check Out this Related Man Page

eeprog(8)						       System Administration							 eeprog(8)

NAME
eeprog - reads and writes 24Cxx EEPROMs connected to I2C serial bus. SYNOPSIS
eeprog [-fqxdh] [-16|-8] [-r addr[:count]|-w addr] <device> <i2c-addr> DESCRIPTION
eeprog uses the SMBus protocol used by most of the recent chipsets. NOTE
Don't forget to load your i2c chipset and the i2c-dev drivers. The following environment variables could be set instead of the command line arguments: EEPROG_DEV device EEPROG_I2C_ADDR i2c-addr PARAMETERS
Address modes -8 Use 8bit address mode for 24c0x...24C16 [default] -16 Use 16bit address mode for 24c32...24C256 Actions -r addr[:count] Read count (1 if omitted) bytes from addr and print them to the standard output -w addr Write input (stdin) at address addr of the EEPROM -h Print this help Options -x Set hex output mode -d Dummy mode, display what *would* have been done -f Disable warnings and don't ask confirmation -q Quiet mode Bus device Device file representing the I2C bus (eg. /dev/i2c-0) i2c-addr I2C bus address of the EEPROM (eg. 0x3A) EXAMPLES
Read 64 bytes from the EEPROM at address 0x54 on bus 0 starting at address 123 (decimal) eeprog /dev/i2c-0 0x54 -r 123:64 Print the hex codes of the first 32 bytes read from bus 1 at address 0x22 eeprog /dev/i2c-1 0x51 -x -r 0x22:0x20 Write the current timestamp at address 0x200 of the EEPROM on bus 0 at address 0x33 date | eeprog /dev/i2c-0 0x33 -w 0x200 SEE ALSO
eeprom(8) eepromer(8) AUTHOR
Stefano Barbato <stefano@codesink.org> i2c-tools Jul 2013 eeprog(8)
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